JEE Main 2012 — Chemical Kinetics Question with Solution
JEE Main 2012 (12 May Online)
Question
In a chemical reaction is converted into . The rates of reaction, starting with initial concentrations of as and , are equal to and respectively. The order of reaction with respect to reactant will be
Choose an option
Show full solutionCorrect option: D
Correct answer
D2
Step-by-step explanation
Initial concentration Rate of reaction
rate of reaction
where order of reaction hence
on dividing eqn.(i) from eqn. (ii) we get
i.e. order of reaction
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This is a previous-year question from JEE Main 2012, covering the Chemical Kinetics chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.